Information Technology William Johnston Posted by Who's Who Site Administrator on June 2, 2019 Most Recent Title: Computer Company Executive – Retired Company: Colgate Palmolive Industry: Information Technology Years in Industry: 55 Years affiliated with Marquis Who’s Who: 29 Contact William Johnston: Name(required) Email(required) Website Comment(required) Submit Δ Share this:TwitterFacebookLinkedInLike this:Like Loading...